C07C 29/62
Preparation of compounds having hydroxy or o-metal groups bound to a carbon
Official title: by introduction of halogen; by substitution of halogen atoms by other halogen atoms
C07C29/62 (Preparation of compounds having hydroxy or o-metal groups bound to a carbon) appears on 171 US grants and 117 published applications in this corpus.
Search patents in C07C- Granted patents
- 171
- Published applications
- 117
- Assignees
- 97
- Inventors
- 300
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 12 | 0 |
| 1981 | 7 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 16 |
| 2009 | 3 | 7 |
| 2010 | 0 | 9 |
| 2011 | 8 | 12 |
| 2012 | 10 | 6 |
| 2013 | 12 | 12 |
| 2014 | 4 | 5 |
| 2015 | 12 | 4 |
| 2016 | 4 | 3 |
| 2017 | 6 | 6 |
| 2018 | 2 | 1 |
| 2019 | 3 | 4 |
| 2020 | 6 | 7 |
| 2021 | 1 | 3 |
| 2022 | 3 | 5 |
| 2023 | 1 | 4 |
| 2024 | 5 | 1 |
| 2025 | 5 | 5 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Synthesis of sulfonamide intermediates14 Oct 2025US 12,441,681 B2Amgen Inc.
- Process of preparing 3-fluoro-5(((1R,2AR)-3,3,4,4-tetrafluoro-1,2A-dihydroxy-2,2A,3,4-tetrahydro-1H-cyclopenta[cd]inden-7-yl)-oxy)benzonitrile7 Oct 2025US 12,435,034 B2Nikang Therapeutics, Inc.
- Brominated flame retardants and polyurethanes containing the same5 Aug 2025US 12,378,380 B2
- Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound22 Apr 2025US 12,281,069 B2Shin-Etsu Chemical Co., Ltd.
- Brominated flame retardant and its application in polyurethane foams7 Jan 2025US 12,187,841 B2Albemarle Corporation
- Fluorination process12 Feb 2026US 2026/0042715 A1Royal College of Surgeons In Ireland
- Cyclic compound having iodine atom7 Aug 2025US 2025/0250216 A1Mitsubishi Gas Chemical Company, Inc.
- Diester compound having a dimethylcyclobutane ring, a process for preparing the same, and a process for preparing dimethylcyclobutane compound derived from the diester compound3 Jul 2025US 2025/0214923 A1Shin-Etsu Chemical Co., Ltd.
- Brominated flame retardant and its application in polyurethane foams8 May 2025US 2025/0145759 A1Albemarle Corporation
- Fused cyclooctyne compounds and their use in metal-free click reactions13 Mar 2025US 2025/0084022 A1Synaffix B.V.
Most cited
By later US patents
- Fused cyclooctyne compounds and their use in metal-free click reactions84US 8,859,629 B2Synaffix B.V. · 2014
- Fused cyclooctyne compounds and their use in metal-free click reactions73US 9,222,940 B2Synaffix B.V. · 2015
- Fused cyclooctyne compounds and their use in metal-free click reactions64US 10,239,807 B2Synaffix B.V. · 2019
- Process for production of epichlorohydrin45US 4,634,784 AShowa Denko K. K. · 1987
- Interphenylene 9-thia-11-oxo-12-aza-prostanoic acids41US 4,225,609 AMerck & Co., Inc. · 1980